The ultimate lightweight trail machine. Maximum protection and traction at minimal weight. An ideal balance of lightweight materials, cushioning, protection and quick response thanks to eRide Technology. Shaped for smooth transition whether you are striking on the heel, mid foot or forefoot to adapt to the varied terrain. Our lightest trail shoe with uncompromised traction and protection, featuring an AeroFoam midsole, which is 50% lighter than traditional EVA foams. The women's model features a female-specific fit and insole.